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GHK-Cu is naturally occurring and is an essential part of good health

When used thoughtfully, it can be a valuable addition to a long-term wellness routine

These microscopic messengers carry essential bioactive materials like proteins, growth factors, and genetic information (mRNA and miRNA) between cells

As many as 24% of men and 29% of women reported taking a supplement (either a multivitamin that contains B12, a B-complex vitamin, or a standalone B12 supplement), according to the National Health and Nutrition Examination Survey (NHANES)

But people can get blemishes from flu shots, so there is no direct correlation that B12 causes blemishes. Unfortunately though, theres no way to know beforehand if B12 will cause a breakout